This article is about the song by Plastic Ono Band. For other uses, see Give Peace a Chance (disambiguation). Give Peace a Chance is a song written by John Lennon (credited to LennonâMcCartney), and performed with Yoko Ono in Montreal, Quebec, Canada.
1 Lawrence Francis OâBrien, Jr.  died. Larry OâBrien, byname of Lawrence Francis OâBrien, Jr. (born July 7, 1917, Springfield, Massachusetts, U.S.âdied September 28, 1990, New York, New York) U.S. Democratic Party political organizer, government official, and sports executive.
Answer Wiki. J.K. Simmons is playing a character by the name of O'Brien and is a police officer that witnesses events in Terminator Genisys that take inspiration from the first Terminator and closely replicate said events. While there were many police officers in the 1984 Terminator film, none were given names in the list of cast and crew members. Potentially, O'Brien could have been one of these officers however none of them were given any backstory while J.K. Simmons's character was fully developed and goes on to participate in the story in ways that none of the officers from the original Terminator did.